Home / 11,063.89-15,264.90-6,585.40

Finding the Fourth Proportional to 11,063.89, 15,264.90 and 6,585.40

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Solution

The fourth proportional to 11,063.89, 15,264.90 and 6,585.40 is: 9,085.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.89 : 15,264.90 = 6,585.40 : x
  2. Step 2: Convert to fraction form
    11,063.89/15,264.90 = 6,585.40/x
  3. Step 3: Cross multiply
    11,063.89x = 15,264.90 × 6,585.40
  4. Step 4: Simplify right side
    11,063.89x = 100,525,472.46
  5. Step 5: Solve for x
    x = 100,525,472.46/11,063.89
  6. Step 6: Final answer
    x = 9,085.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.